WORLDBOOK

JavaScript Handler Copy

(params) => {
  const run = async function(args) {

      if (!args.query) return {error: 'Missing argument: query', hint: 'Provide a search query string'};
      const count = Math.min(parseInt(args.count) || 10, 40);

      // Strategy 1: Try Reuters Arc API (works when browser has valid session)
      const apiQuery = JSON.stringify({
        keyword: args.query,
        offset: 0,
        orderby: 'display_date:desc',
        size: count,
        website: 'reuters'
      });
      const apiUrl = 'https://www.reuters.com/pf/api/v3/content/fetch/articles-by-search-v2?query=' + encodeURIComponent(apiQuery);

      try {
        const apiResp = await fetch(apiUrl, {credentials: 'include'});
        if (apiResp.ok) {
          const data = await apiResp.json();
          const articles = (data.result?.articles || data.articles || []);
          if (articles.length > 0) {
            const results = articles.slice(0, count).map(a => ({
              title: a.title || a.headlines?.basic || '',
              description: a.description?.basic || a.description || a.subheadlines?.basic || '',
              date: a.display_date || a.published_time || a.first_publish_date || '',
              url: a.canonical_url
                ? 'https://www.reuters.com' + a.canonical_url
                : (a.website_url ? 'https://www.reuters.com' + a.website_url : ''),
              section: a.taxonomy?.section?.name || a.section?.name || '',
              authors: (a.authors || []).map(au => au.name).filter(Boolean).join(', ')
            }));
            return {query: args.query, source: 'api', count: results.length, results};
          }
        }
      } catch (e) {
        // API failed, fall through to HTML parsing
      }

      // Strategy 2: Parse HTML search results page
      const searchUrl = 'https://www.reuters.com/site-search/?query=' + encodeURIComponent(args.query);
      const resp = await fetch(searchUrl, {credentials: 'include'});
      if (!resp.ok) return {error: 'HTTP ' + resp.status, hint: 'Make sure a reuters.com tab is open so cookies are available'};
      const html = await resp.text();
      const parser = new DOMParser();
      const doc = parser.parseFromString(html, 'text/html');

      const results = [];
      const seen = new Set();

      // Reuters search results are rendered as media-story cards or search result items
      // Try structured selectors first
      const cards = doc.querySelectorAll('[class*="search-result"], [class*="media-story"], [data-testid*="search"], li[class*="story"], article');
      cards.forEach(card => {
        if (results.length >= count) return;
        const anchor = card.querySelector('a[href]');
        if (!anchor) return;
        const href = anchor.getAttribute('href') || '';
        const fullUrl = href.startsWith('http') ? href : 'https://www.reuters.com' + href;
        if (seen.has(fullUrl)) return;
        if (!href.includes('/') || href === '/') return;

        const heading = card.querySelector('h3, h2, h4, [data-testid*="Heading"], span[class*="title"]');
        const title = heading ? heading.textContent.trim() : anchor.textContent.trim();
        if (!title || title.length < 5) return;

        let description = '';
        const pTags = card.querySelectorAll('p, [class*="description"], [class*="snippet"]');
        for (const p of pTags) {
          const txt = p.textContent.trim();
          if (txt.length > 15 && txt !== title) {
            description = txt.substring(0, 500);
            break;
          }
        }

        let date = '';
        const timeEl = card.querySelector('time, [class*="date"], [class*="time"]');
        if (timeEl) {
          date = timeEl.getAttribute('datetime') || timeEl.textContent.trim();
        }

        seen.add(fullUrl);
        results.push({title, description, date, url: fullUrl});
      });

      // Fallback: broad link scan if structured selectors found nothing
      if (results.length === 0) {
        const links = doc.querySelectorAll('a[href]');
        links.forEach(a => {
          if (results.length >= count) return;
          const href = a.getAttribute('href') || '';
          // Keep only article-like paths
          if (!(href.includes('/world/') || href.includes('/business/') || href.includes('/markets/') ||
                href.includes('/technology/') || href.includes('/science/') || href.includes('/sports/') ||
                href.includes('/legal/') || href.includes('/sustainability/'))) return;
          const fullUrl = href.startsWith('http') ? href : 'https://www.reuters.com' + href;
          if (seen.has(fullUrl)) return;

          const heading = a.querySelector('h1, h2, h3, h4, span');
          const title = heading ? heading.textContent.trim() : a.textContent.trim();
          if (!title || title.length < 8) return;

          seen.add(fullUrl);

          let description = '';
          const parent = a.closest('li, div, article, section');
          if (parent) {
            const pTags = parent.querySelectorAll('p');
            for (const p of pTags) {
              const txt = p.textContent.trim();
              if (txt.length > 15 && txt !== title) {
                description = txt.substring(0, 500);
                break;
              }
            }
          }

          results.push({title, description, url: fullUrl});
        });
      }

      if (results.length === 0) {
        return {query: args.query, count: 0, results: [], hint: 'No results found. Ensure reuters.com is open in a browser tab and you are not blocked by captcha.'};
      }

      return {query: args.query, source: 'html', count: results.length, results};
  };
  return run(params || {});
}